Mathematics, 13.05.2021 20:30 gustavoroggero39
Researchers give one group a new cold medicine and compare them with to a group that takes no medicine. what is the group that is not given any medicine?
A. the control group in an experiment
B. the experimental group in a survey study
C. the experimental group in an experiment
D. the control group in an observational study
Answers: 3
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36x2 + 49y2 = 1,764 the foci are located at: (-ā13, 0) and (ā13,0) (0, -ā13) and (0,ā13) (-1, 0) and (1, 0)edit: the answer is (- the square root of 13, 0) and (the square root of 13, 0)
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Researchers give one group a new cold medicine and compare them with to a group that takes no medici...
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